diff --git a/fs/proc/internal.h b/fs/proc/internal.h
index c9d97818a421671fef51c66a5711bc187d5dba93..5185d7f6a51ee845fc12c6d49d4497d766af6c23 100644
--- a/fs/proc/internal.h
+++ b/fs/proc/internal.h
@@ -113,12 +113,12 @@ static inline void *__PDE_DATA(const struct inode *inode)
 	return PDE(inode)->data;
 }
 
-static inline struct pid *proc_pid(struct inode *inode)
+static inline struct pid *proc_pid(const struct inode *inode)
 {
 	return PROC_I(inode)->pid;
 }
 
-static inline struct task_struct *get_proc_task(struct inode *inode)
+static inline struct task_struct *get_proc_task(const struct inode *inode)
 {
 	return get_pid_task(proc_pid(inode), PIDTYPE_PID);
 }
diff --git a/include/linux/proc_fs.h b/include/linux/proc_fs.h
index 626fc65c433640c5d6c6302949c9a3028c84a6de..d0e1f1522a78e4213381614f77eea1a0d37d3f9e 100644
--- a/include/linux/proc_fs.h
+++ b/include/linux/proc_fs.h
@@ -129,7 +129,7 @@ int open_related_ns(struct ns_common *ns,
 		   struct ns_common *(*get_ns)(struct ns_common *ns));
 
 /* get the associated pid namespace for a file in procfs */
-static inline struct pid_namespace *proc_pid_ns(struct inode *inode)
+static inline struct pid_namespace *proc_pid_ns(const struct inode *inode)
 {
 	return inode->i_sb->s_fs_info;
 }